Details
NRND

EC frameless 45 flat, brushless, 70 W

Part number 574035

EC frameless 45 flat, brushless, 70 W
Price scales Quantity Price per unit
Prices excluding VAT and shipping costs 1-4 €233.26
5-19 €182.21
20-49 €148.42
from 50 On request

NRND (Not Recommended for New Designs): These products continue to be available, but are not recommended for new projects. Our sales team will be happy to suggest alternatives.

Specifications

Technical illustrations

Information: Drawings are not to scale.

Values at nominal voltage
Nominal voltage 30 V
No load speed 6230 rpm
No load current 194 mA
Nominal speed 4950 rpm
Nominal torque (max. continuous torque) 112 mNm
Nominal current (max. continuous current) 2.36 A
Stall torque 1080 mNm
Stall current 23.9 A
Max. efficiency 83 %
Characteristics
Terminal resistance 1.25 Ω
Terminal inductance 0.691 mH
Torque constant 45.1 mNm/A
Speed constant 212 rpm/V
Speed / torque gradient 5.87 rpm/mNm
Mechanical time constant 14.8 ms
Rotor inertia 240 gcm²
Thermal data
Thermal resistance housing-ambient 3.53 K/W
Thermal resistance winding-housing 4.11 K/W
Thermal time constant winding 23 s
Thermal time constant motor 177 s
Ambient temperature -40...+100 °C
Max. winding temperature +125 °C
Mechanical data
Bearing type keine
Max. speed 10000 rpm
Axial play -1 mm, at radial load < 0 N
-1 mm, at radial load > 0 N
Max. axial load (dynamic) 0 N
Max. force for press fits (static) 0 N
(static, shaft supported) 0 N
Max. radial load 0 N, 5 mm from flange
Other specifications
Number of pole pairs 8
Number of phases 3
Number of autoclave cycles 0
Product
Weight 143 g
  • Operating Range

    Continuous operation range
   
     
    Short term operation range
   

Description

The EC frameless motors are BLDC motor kits. Rotor and stator are delivered separately, without bearings and motor shaft, and connected only during assembly. The flat design, the high torques and plenty of space for cable glands allow a high level of integration into your application.

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